<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>

<body></body>
</html>

<a href=""></a>

{#解决菜单栏#}
{#    <style>#}
{#        .content#}
{#        {#}
{#            display: none;#}
{#            width: 200px;#}
{#            height: 150px;#}
{#            background-color: yellow;#}
{#        }#}
{##}
{#        div:target#}
{#        {#}
{#            display: block;#}
{#        }#}
{#    </style>#}
{#</head>#}
{#<body>#}
{##}
{##}
{#    <ul>#}
{#        <li><a href="#a">aaaa</a></li>#}
{#        <li><a href="#b">aaaa</a></li>#}
{#        <li><a href="#c">aaaa</a></li>#}
{#        <li><a href="#d">aaaa</a></li>#}
{#    </ul>#}
{#    <div id="a" class="content">this is a</div>#}
{#    <div id="b" class="content">this is b</div>#}
{#    <div id="c" class="content">this is c</div>#}
{#    <div id="d" class="content">this is d</div>#}
